Castelli Quindici Soft Merino Socks Size:S/M or want a spare bladder

or want a spare bladder ready to swap at a race

The 20-pack format is ideal for travel

and this kit solves that problem cleanly

Purpose-built for the STEPS ecosystem

A brake light feature automatically activates when it senses you decelerating

Castelli Quindici Soft Merino Socks Size:S/M or want a spare bladderWhat Makes the Quindici Soft Merino Sock Worth Wearing? The Castelli Quindici Soft Merino Sock brings natural fiber performance to the cycling specific sock category, combining the thermal regulation of merino wool with a construction tuned for long days in the saddle. The merino wool blend keeps feet warm without trapping sweat, naturally wicking moisture and preventing the cold wet combination that makes winter rides miserable. The 15cm cuff height